[Bug tree-optimization/97725] ICE at -Os and above: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 since r11-4724-ge86fd6a17cdb2671

[marxin at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97725

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
                 CC|                            |marxin at gcc dot gnu.org
   Last reconfirmed|                            |2020-11-05
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
      Known to fail|                            |11.0
      Known to work|                            |10.2.0
            Summary|[11 Regression] ICE at -Os  |ICE at -Os and above: tree
                   |and above: tree check:      |check: expected class
                   |expected class ‘type’, have |‘type’, have ‘exceptional’
                   |‘exceptional’ (error_mark)  |(error_mark) in
                   |in                          |useless_type_conversion_p,
                   |useless_type_conversion_p,  |at gimple-expr.c:87 since
                   |at gimple-expr.c:87         |r11-4724-ge86fd6a17cdb2671

--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Nice report, started with r11-4724-ge86fd6a17cdb2671.